velum.

/vee-luhm/US // ˈvi ləm //UK // (ˈviːləm) //

软木,软体,软糖,软体动物

Definitions

1.
plural ve·la [vee-luh], /ˈvi lə/, for 1, 2, ve·lum for 3.
- ›Biology. any of various veillike or curtainlike membranous partitions.
- ›Anatomy. the soft palate.See under palate.
- ›Meteorology. a thin cloud, large in horizontal area, that is draped over or penetrated by cumuliform clouds.

nouncovering

Synonyms

After a little while try to move the velum, closing and opening the nose passage, without uttering a sound and without breathing.
Still watching your mouth, inhale through the nose and exhale through the mouth; see how the velum moves as you do this.
Also called velar (from velum, for which see § 8) and more usually, but less accurately, guttural.
Bok also signifies acupictile, vel acupictum (velum, auloeum).
Foot divided into two, posterior half bearing the operculum; a wide epipodial velum; shell turbinated.